Windshield banner



FIG. 1 is an environmental perspective view of a windshield banner, showing my new design;

FIG. 2 is a front view thereof, the back view being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof, the other side being a mirror image; and,

FIG. 5 is a bottom plan view thereof.

The broken line showings of a car in FIG. 1 and the supportive structure in all views is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a windshield banner, as shown and described. 